Bay vs Harpers Ferry
Bay vs Harpers Ferry at a glance — displacement 16,160 vs 15,939 tons, length 176 vs 185 m, speed 18 vs 24 knots, crew 70 vs 421.
Specifications
|
Bay |
Harpers Ferry |
| Origin |
🇬🇧 United Kingdom |
🇺🇸 United States |
| Category |
Amphibious vessel |
Amphibious vessel |
| Type |
Dock landing ship |
Dock landing ship |
| Manufacturer |
Swan Hunter |
Avondale Shipyard |
| Year introduced |
2006 |
1995 |
| Number built |
4 units |
4 units |
| Estimated unit price |
$189 million |
$324 million |
| Displacement |
16,160 tons |
15,939 tons |
| Maximum speed |
18.0 knots |
24.0 knots |
| Range |
8,000 nm at 15 knots |
NA |
| Length |
176.6 m |
185.8 m |
| Beam |
26.4 m |
26.0 m |
| Crew |
70 |
421 |
Armament & Systems
|
Bay |
Harpers Ferry |
| Armament |
- 2 × DS30B Mk 1 30 mm guns
- 2 × Phalanx CIWS
- 4 × 7.62mm Mk44 Miniguns
- 6 × 7.62mm L7 GPMG
|
- 2 × 25 mm Mk 38 cannons
- 2 × 20 mm Phalanx CIWS mounts
- 2 × RIM-116 Rolling Airframe Missile (RAM) launchers
- 6 × .50 caliber M2HB machine guns
|
| Propulsion |
2 × Wärtsilä 8L26 generators, 6,000 hp (4.5 MW); 2 × Wärtsilä 12V26 generators, 9,000 hp (6.7 MW); 2 × azimuthing thrusters; 1 × bow thruster |
Four Colt Pielstick, 16-cylinder diesels twin turbo, two shafts, 33,000 shp (25,000 kW) |
Detailed Comparison
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Which has greater displacement, the Bay-class or Harpers Ferry-class?
The Bay-class has greater displacement at 16,160 tons compared to the Harpers Ferry-class's 15,939 tons.
Which is faster, the Bay-class or Harpers Ferry-class?
The Harpers Ferry-class is faster with a maximum speed of 24 knots compared to the Bay-class's 18 knots.
Which has longer range, the Bay-class or Harpers Ferry-class?
The Bay-class has a longer range at 8,000 nautical miles compared to the Harpers Ferry-class's 0 nautical miles.
Which is longer, the Bay-class or Harpers Ferry-class?
The Harpers Ferry-class is longer at 185.8 meters compared to the Bay-class's 176.6 meters.
How many crew members do the Bay-class and Harpers Ferry-class have?
The Harpers Ferry-class has a larger crew complement of 421 compared to the Bay-class's 70 crew members.
Which is more expensive, the Bay-class or Harpers Ferry-class?
The Harpers Ferry-class is more expensive at approximately $324 million per unit compared to the Bay-class at $189 million.
Which has been built in greater numbers, the Bay-class or Harpers Ferry-class?
Both the Bay-class and Harpers Ferry-class have been built in equal numbers with 4 vessels each.